There is finally an option for 6 cylinder E39's with a bottom mount turbo to have a legitimate inlet. Our mount arm uses a stock mount isolator and is able to clear up to a 4" inlet as tested with SPA cast manifold and T3 Garrett turbo.
Fits iron and aluminum M50, M52 and M54 along with S50, S52 and S54 engines in E39 chassis
Made from thick 3/8" steel with a heavy duty powder coat finish.
Comes with grade 10.9 mounting hardware